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The GIGABYTE B550M-K Rev. 1.0 Motherboard is designed for reliable AMD gaming PCs, home and office desktops, productivity systems, and affordable performance-focused builds.
It combines the AMD B550 chipset, AM4 processor support, DDR4 memory, PCIe 4.0 graphics expansion, dual M.2 storage, Gigabit LAN, and GIGABYTE Ultra Durable components in a compact micro-ATX form factor.
| Feature | Details |
|---|---|
| Brand | GIGABYTE |
| Model | B550M K Rev. 1.0 |
| CPU Socket | AMD AM4 |
| Supported Processors | AMD Ryzen 5000, 5000 G-Series, 4000 G-Series, 3000, and 3000 G-Series Processors |
| Chipset | AMD B550 |
| Form Factor | Micro-ATX, 24.4 × 24.4 cm |
| Memory | 4 × DDR4 DIMM slots, up to 128GB, up to 4733MHz OC |
| Memory Features | Dual-channel, XMP, ECC and non-ECC unbuffered memory support |
| Graphics Expansion | 1 × PCIe 4.0 x16 slot and 1 × PCIe 3.0 x1 slot |
| Storage | 2 × M.2 slots and 4 × SATA 6Gb/s ports |
| M.2 Support | 1 × PCIe 4.0/3.0 x4 M.2 and 1 × PCIe 3.0 x2 M.2 slot, depending on processor |
| RAID Support | RAID 0, RAID 1, and RAID 10 |
| Ethernet | Realtek Gigabit Ethernet with bandwidth management |
| Rear USB | 4 × USB 3.2 Gen 1 and 4 × USB 2.0 ports |
| Display Outputs | HDMI 2.1 and DisplayPort 1.4 |
| Audio | Realtek 7.1-channel high-definition audio with audio noise guard |
| Cooling Support | Smart Fan 5, 2 hybrid fan headers, multiple temperature sensors, and Fan Stop |
| Durability Features | Ultra Durable PCIe slot, solid-pin power connectors, anti-sulfur resistors, surge protection, and humidity-resistant PCB |
| BIOS Features | AMI UEFI BIOS with Q-Flash support |
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